High baseline noise and random spikes in the chromatography - WKB276278
Article number: 276278
SYMPTOMS
- No pressure rippling
- Detector flow cell is clean
- Baseline stable with zero injection volume
- Replacing the in-line filter does not solve the problem
ENVIRONMENT
- 2695 Alliance system
- e2695 Alliance system
- 2489 TUV detector
CAUSE
The Inlet tubing on the injector HPMV1 is worn or partially clogged.
FIX or WORKAROUND
Replace the inlet tubing on the injector HPMV1.
ADDITIONAL INFORMATION
id276278, 2489, 2489B, 2489SFC, 2690, 2690D, 2690DUPGD, 2690UP, 2695, 2695D, 2695DE, 2695DEB, 2695DUP, 2695E, 2695EB, 2695INERT, 2695UP, A-10SSM, A-10UV, ALLCOLCLR, ALLCOLHTR, ALLCOLHTRB, baseline ripple